Latent heat formula latent heat is energy released or absorbed by a body during a constant temperature process for example a phase change of water from liquid to gas. M mass of the substance.

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Q m l this equation relates the heat q that must be added or removed for an object of mass m to change phases.

How to calculate latent heat. All we need to know to compute the latent heat is the amount of substance and its specific latent heat. The formula for latent heat is. Sensible heat mass of the body specific latent heat.

Where q amount of heat. Given parameters are q 300 k cal. The object s individual latent heat is noted by l.

The amount of energy to convert 1 kg of water from solid state to liquid is called as the specific latent heat of fusion. Q m l where. Latent heat flow english imperial units.

The latent heat flow due to moisture in air can be expressed in english imperial units as. M kg is the mass of the body l kj kg is the specific latent heat q j is the heat absorbed or released depending on the direction of the transition. M 5 kg.

The latent heat of vaporization l v. This is the heat per kilogram needed to make the change between the solid and gas phases as when dry ice evaporates. This is written as.

ρ 0 075 air density at standard conditions lb ft 3 q measured air flow ft 3 min. H we 1060 latent heat of vaporization of water btu lb. Q l 60 h we ρ q δx 1.

The latent heat formula is given by l q m. Calculate specific latent heat using heat energy and mass with this online calculator. Q l latent heat flow btu hr.

The latent heat of sublimation l s. This is the heat per kilogram needed to make the change between the liquid and gas phases as when water boils or when steam condenses into water. Determine the latent heat of 5kg substance if the amount of heat for a phase change is 300 k cal.

The amount of heat energy absorbed or released for a phase change is known as latent heat. Just copy and paste the below code to your webpage where you want to display this calculator.